000 00604nam a2200193Ia 4500
919 _a118757
082 _a629.206
_bN71
100 _aDmitriyev, I.S.
245 _aControl systems for single-rotorhelicopters
_b
_cby I.S. Dmitriyev, S Yu. Yesaulov.
260 _bNASA
_c1971
700 _aYesaulov, S.Yu.
999 _c114324
_d114324